mirror of
https://gerrit.wikimedia.org/r/mediawiki/extensions/Scribunto
synced 2024-11-30 02:54:26 +00:00
4c69b1350e
Adds a base class for libraries with some utility functions in PHP, and a Lua library with utility functions for use from Lua. Change-Id: I3d67b1de8bc50488fe3a722e4e2de5849285d127
37 lines
975 B
Lua
37 lines
975 B
Lua
local libraryUtil = {}
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function libraryUtil.checkType( name, argIdx, arg, expectType, nilOk )
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if arg == nil and nilOk then
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return
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end
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if type( arg ) ~= expectType then
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local msg = string.format( "bad argument #%d to '%s' (%s expected, got %s)",
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argIdx, name, expectType, type( arg )
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)
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error( msg, 3 )
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end
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end
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function libraryUtil.checkTypeForIndex( index, value, expectType )
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if type( value ) ~= expectType then
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local msg = string.format( "value for index '%s' must be %s, %s given",
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index, expectType, type( value )
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)
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error( msg, 3 )
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end
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end
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function libraryUtil.makeCheckSelfFunction( libraryName, varName, selfObj, selfObjDesc )
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return function ( self, method )
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if self ~= selfObj then
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error( string.format(
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"%s: invalid %s. Did you call %s with a dot instead of a colon, i.e. " ..
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"%s.%s() instead of %s:%s()?",
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libraryName, selfObjDesc, method, varName, method, varName, method
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), 3 )
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end
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end
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end
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return libraryUtil
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